Final answer:
Friar Laurence's warning serves to engage the audience, create suspense, and provide a clue about tragic events in Romeo and Juliet.
Explanation:
Friar Laurence's warning to Romeo in Act II, scene v of Romeo and Juliet foreshadows three key effects in the play:
- It keeps the audience engaged by suggesting potential conflicts ahead.
- It creates suspense as readers wonder about the reason behind the warning.
- It provides a clue that something tragic will occur to the lovers as the story progresses.
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